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7-18
SH
Preparation
Stop the engine.
Loosen the cap and relieve the pressure
in the tank by pushing the top of the air
breather.
The pressure release L wrench to bleed
air.
Install a connector and pressure gauge
assembly to swing motor SH port, as
shown.
Start the engine and check for oil
leakage from the adapter.
Keep the hydraulic oil temperature at
50
±
5˚C.
Measurement
Select the following switch positions.
Power mode switch : P mode
Operate the swing function or arm roll in
function and measure the swing brake
control pressure with the brake
disengaged. Release the control lever
to return to neutral and measure the
control pressure when the brake is
applied.
Repeat step
②
three times and calculate
the average values.
Evaluation
(1)
①
②
③
④
⑤
⑥
(2)
①
·
②
③
The average measured pressure should be within the following specifications.
Unit : kgf / cm
2
SWING PARKING BRAKE RELEASING PILOT PRESSURE
15)
(3)
Model
HX130CR
HX130LCR
Description
Brake disengaged
Brake applied
Standard
40
0
Allowable limits
Over 9
-
Remarks
130ZF7MS14
Summary of Contents for HX130 LCR
Page 11: ...1 1 SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10 ...
Page 174: ...4 5 MEMORANDUM HYUNDAI HEAVY INDUSTRIES CO LTD CONSTRUCTION EQUIPMENT DIV ...
Page 536: ...8 108 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29 ...
Page 566: ...8 138 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10 ...